Which of the following are square roots of the number below? Check all that apply. 400

C, D, E, F

Step-by-step explanation:

It can also be written as:

Sqrt(a) = a^½

So, for our case:

Sqrt(400)=400^½ or -400^½ or -20 or 20

Each of these numbers multiplied by itself will give you 400.

Answers: C, D, E, F

the answer is b i just did that

step-by-step explanation:

let's solve your equation step-by-step.

4x+2=2x+12

step 1: subtract 2x from both sides.

4x+2−2x=2x+12−2x

2x+2=12

step 2: subtract 2 from both sides.

2x+2−2=12−2

2x=10

step 3: divide both sides by 2.

2x

2

=

10

2

x=5

step-by-step explanation: